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* avoid negative numbers as well

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Originally committed as revision 1134 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Zdenek Kabelac 2002-10-31 20:22:30 +00:00
parent dd3be2c97e
commit f408fc67c0
1 changed files with 1 additions and 1 deletions
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2
libavcodec/wmadec.c
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@ -1282,7 +1282,7 @@ static int wma_decode_superframe(AVCodecContext *avctx,
s->last_bitoffset = pos & 7;
pos >>= 3;
len = buf_size - pos;
if (len > MAX_CODED_SUPERFRAME_SIZE) {
if (len > MAX_CODED_SUPERFRAME_SIZE || len < 0) {
return -1;
}
s->last_superframe_len = len;